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What does Bump Version stand for?
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answered Nov 15 '10 at 3:29
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
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Uninstall old versions of Ruby gems
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663
# remove all old versions of the gem
gem cleanup rjb
# choose which ones you want to remove
gem...
Turning off some legends in a ggplot
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308
You can use guide=FALSE in scale_..._...() to suppress legend.
For your example you should us...
Ruby on Rails: How do I add placeholder text to a f.text_field?
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With rails >= 3.0, you can simply use the placeholder option.
f.text_field :attr, placeholder: "placeholder text"
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What is non-blocking or asynchronous I/O in Node.js?
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322
Synchronous vs Asynchronous
Synchronous execution usually refers to code executing in sequenc...
Objective-C Runtime: best way to check if class conforms to protocol?
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309
According to the docs,
[MyClass conformsToProtocol:@protocol(MyProtocol)];
should work.
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C# equivalent to Java's charAt()?
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Steven V
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answered Aug 27 '10 at 6:10
ZachZach
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Difference between make and build in Android Studio
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3 Answers
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Copy multiple files in Python
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139
You can use os.listdir() to get the files in the source directory, os.path.isfile() to see if t...
The quest for the Excel custom function tooltip
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